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Finding the Fourth Proportional to 17,800.40, 26,719.80 and 10,024.40

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Solution

The fourth proportional to 17,800.40, 26,719.80 and 10,024.40 is: 15,047.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,800.40 : 26,719.80 = 10,024.40 : x
  2. Step 2: Convert to fraction form
    17,800.40/26,719.80 = 10,024.40/x
  3. Step 3: Cross multiply
    17,800.40x = 26,719.80 × 10,024.40
  4. Step 4: Simplify right side
    17,800.40x = 267,849,963.12
  5. Step 5: Solve for x
    x = 267,849,963.12/17,800.40
  6. Step 6: Final answer
    x = 15,047.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.